734074080661 has 4 divisors (see below), whose sum is σ = 734085657324. Its totient is φ = 734062504000.

The previous prime is 734074080647. The next prime is 734074080697. The reversal of 734074080661 is 166080470437.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 407770367761 + 326303712900 = 638569^2 + 571230^2 .

It is a cyclic number.

It is not a de Polignac number, because 734074080661 - 2⁹ = 734074080149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (734074080601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5692690 + ... + 5820211.

It is an arithmetic number, because the mean of its divisors is an integer number (183521414331).

Almost surely, 2^734074080661 is an apocalyptic number.

It is an amenable number.

734074080661 is a deficient number, since it is larger than the sum of its proper divisors (11576663).

734074080661 is a wasteful number, since it uses less digits than its factorization.

734074080661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11576662.

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 734074080661 in words is "seven hundred thirty-four billion, seventy-four million, eighty thousand, six hundred sixty-one".